Home / 14,459.59-19,953.97-8,171.83

Finding the Fourth Proportional to 14,459.59, 19,953.97 and 8,171.83

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Solution

The fourth proportional to 14,459.59, 19,953.97 and 8,171.83 is: 11,276.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,459.59 : 19,953.97 = 8,171.83 : x
  2. Step 2: Convert to fraction form
    14,459.59/19,953.97 = 8,171.83/x
  3. Step 3: Cross multiply
    14,459.59x = 19,953.97 × 8,171.83
  4. Step 4: Simplify right side
    14,459.59x = 163,060,450.67
  5. Step 5: Solve for x
    x = 163,060,450.67/14,459.59
  6. Step 6: Final answer
    x = 11,276.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.